1340729446

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 2498988672

約数和(自身を除く): 1158259226

約数列:

[1, 2, 7, 14, 17, 34, 53, 106, 119, 157, 238, 314, 371, 677, 742, 901, 1099, 1354, 1802, 2198, 2669, 4739, 5338, 6307, 8321, 9478, 11509, 12614, 16642, 18683, 23018, 35881, 37366, 58247, 71762, 80563, 106289, 116494, 141457, 161126, 212578, 251167, 282914, 502334, 609977, 744023, 990199, 1219954, 1488046, 1806913, 1980398, 3613826, 4269839, 5633317, 8539678, 11266634, 12648391, 25296782, 39433219, 78866438, 95766389, 191532778, 670364723, 1340729446]

約数ペア:

[(1, 1340729446), (2, 670364723), (7, 191532778), (14, 95766389), (17, 78866438), (34, 39433219), (53, 25296782), (106, 12648391), (119, 11266634), (157, 8539678), (238, 5633317), (314, 4269839), (371, 3613826), (677, 1980398), (742, 1806913), (901, 1488046), (1099, 1219954), (1354, 990199), (1802, 744023), (2198, 609977), (2669, 502334), (4739, 282914), (5338, 251167), (6307, 212578), (8321, 161126), (9478, 141457), (11509, 116494), (12614, 106289), (16642, 80563), (18683, 71762), (23018, 58247), (35881, 37366)]